Ohio’s hot, humid summers make air conditioning a virtual necessity for homeowners’ comfort. Columbus, Ohio Heating contractors know that to perform properly, air conditioning systems must be serviced prior to the beginning of each cooling season. As a rule, cooling professionals suggest that area residents contact service providers early to ensure that maintenance and any needed repairs can be completed before the area sees its first hot day. Columbus, Ohio Heating contractors remind Ohio residents that simply turning on the air conditioning and hearing it run does not mean the unit is functioning properly. Improperly charged units, for example, will function, but will cost a great deal more to operate. Savings of 20 to 30 percent are commonly seen after undercharged units are properly serviced. With the cost of electricity rising rapidly, that savings...